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Finding the Fourth Proportional to 44,339.81, 66,509.10 and 11,059.74

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Solution

The fourth proportional to 44,339.81, 66,509.10 and 11,059.74 is: 16,589.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,339.81 : 66,509.10 = 11,059.74 : x
  2. Step 2: Convert to fraction form
    44,339.81/66,509.10 = 11,059.74/x
  3. Step 3: Cross multiply
    44,339.81x = 66,509.10 × 11,059.74
  4. Step 4: Simplify right side
    44,339.81x = 735,573,353.63
  5. Step 5: Solve for x
    x = 735,573,353.63/44,339.81
  6. Step 6: Final answer
    x = 16,589.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.